National Weather Service United States Department of Commerce
Click a location below for detailed forecast.

Last Map Update: Wed, Sep 23, 2026 at 4:12:32 pm EDT

 

Scattered to Numerous showers and thunderstorms are expected this afternoon and evening. Locally heavy rainfall will bring flash flooding concerns this afternoon and evening.
Scattered showers and storms will continue into the evening with locally heavy rainfall leading to potential for flash flooding. Some rain chances linger on Thursday but with much less coverage. Drier and cooler weather is expected through the weekend with highs in the 70s and lows in the 50s and upper 40s.
Scattered showers and storms will continue into the evening with locally heavy rainfall leading to potential for flash flooding. Some rain chances linger on Thursday but with much less coverage. Drier and cooler weather is expected through the weekend with highs in the 70s and lows in the 50s and upper 40s.
Scattered showers and storms will continue into the evening with locally heavy rainfall leading to potential for flash flooding. Some rain chances linger on Thursday but with much less coverage. Drier and cooler weather is expected through the weekend with highs in the 70s and lows in the 50s and upper 40s.
Each observation point is apart of our COOP program (Cooperative Observer Program). Each site has a 24 hour observation period that ends and begins at 8 am local time. Each site records temperature, precipitation, and snowfall data. More information about the COOP program can be found here www.nws.noaa.gov/om/coop/ Data began being collected at: Cades Cover on 01/01/1999 || Mount LeConte on 07/01/1987 || Newfound Gap on 01/01/1991 || Sugarlands Visitor Center on 12/01/1921

 Current Weather Observations...
Location Time
(EDT)
Weather Vsby.
(SM)
Temp.
(ºF)
Dewpt.
(ºF)
Hum.
(%)
Wind
(mph)
Wind Chill / Heat Index
(ºF)
Pres.
(in)
Abingdon VA15:55Overcast10695968E 12-30.20
Andrews-Murphy NC15:35Rain5696688CALM-30.17
Chattanooga TN15:53Cumulonimbus Clouds, Towering Cumulus Clouds, Lightning Observed10846858SE 8-30.06
Crossville TN15:53Lightning Observed10756570N 7-30.14
Dalton GA15:55Mostly Cloudy10806970SE 14-30.10
Knoxville TN (McGhee-Tyson)15:53Cumulonimbus Clouds, Lightning Observed10787076NE 8-30.09
Middlesboro KY15:35Lightning Observed10766878N 3-30.14
Monroe Cnty TN15:35Mostly Cloudy10827374VRB 6-30.08
Morristown TN15:35Overcast10756878ESE 8-30.12
Oak Ridge TN15:53Mostly Clear10826862VRB 3-30.10
Tazewell Cnty VA15:55Lightning Observed10655674SSE 10-30.24
Tri-Cities TN15:53Overcast10696278SSE 6-30.17
Wise VA15:55Lightning Observed10666082SSE 5-30.21
Greeneville, TN15:35Overcast10666493VRB 6-30.16


Local Weather History For September 23rd...
Storms hit the area in 2006, $181,000 wind damage. Heavy rain produced flooding.

 

 

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